Easter Eggs

Before you go on to the trading floor there is the ticket board on the wall all stocks are down exept for sum the ones with the green up arrows are companies blizzard own e.g. activition and infinity ward

On "Black Tuesday" if you go to the point right before you enter the stock exchange in front of the building with pillars you can go up to two newspaper stands and one has a newspaper that says "Infinity Ward" as its title and has "Call of Duty 2" as the main story.

During the mission Grab and Bag, just before you get your chance to complete the Danger CloseAchievement/Trophy, you'll need to go down a subway entrance located around your left. You will come across a girl imprinted on the wall near the left-hand corner. She will be holding a teddybear and sledgehammer with the initials of Sledgehammer Games (the game's developer) on it.